nested columns bootstrap 4 code example
Example 1: no-gutter bootstrap 4
<div class="row no-gutters">
<div class="col-12 col-sm-6 col-md-8">.col-12 .col-sm-6 .col-md-8</div>
<div class="col-6 col-md-4">.col-6 .col-md-4</div>
</div>
Example 2: bootstrap grids examples
<div class="container">
<div class="row">
<div class="col-md-8">.col-md-8</div>
<div class="col-md-4">.col-md-4</div>
</div>
</div>
Example 3: Bootstrap 4 Grid
<!-- Control the column width, and how they should appear on different devices -->
<div class="row">
<div class="col-*-*"></div>
<div class="col-*-*"></div>
</div>
<div class="row">
<div class="col-*-*"></div>
<div class="col-*-*"></div>
<div class="col-*-*"></div>
</div>
<!-- Or let Bootstrap automatically handle the layout -->
<div class="row">
<div class="col"></div>
<div class="col"></div>
<div class="col"></div>
</div>
Example 4: nested columsn inside bootstrap
<div class="container-fluid">
<div class="col-lg-12">
<div class="row">
<div class="col-sm-6">
<div class="well">
<p>First Part</p>
</div>
</div>
<div class="col-sm-6">
<div class="well">
<p>Second Part</p>
</div>
</div>
</div>
<div class="row">
<div class="col-sm-6">
<div class="well">
<div class="row">
<div class="col-md-6">
<div class="well">
<p>Nested 1</p>
</div>
</div>
<div class="col-md-6">
<div class="well">
<p>Nested 2</p>
</div>
</div>
</div>
<div class="row">
<div class="col-md-6">
<div class="well">
<p>Nested 3</p>
</div>
</div>
<div class="col-md-6">
<div class="well">
<p>Nested 4</p>
</div>
</div>
</div>
</div>
</div>
<div class="col-sm-6">
<div class="well">
<p>Fourth Part[enter image description here][1]</p>
</div>
</div>
</div>
</div>
</div>